2b1bd6c1e06e3ebf9e73299747877e9310d46cc2f0d53782541949f95071fc6e

Analysis

max time kernel
140s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2023, 16:09

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General

Target

test3.pdf
Size

74KB
MD5

682b06f9b985986dbd3d0f648ae67363
SHA1

c9b37ffc88aaede42cb83af48c0cf74081fc4cba
SHA256

2b1bd6c1e06e3ebf9e73299747877e9310d46cc2f0d53782541949f95071fc6e
SHA512

c5833d06474a025a9f4e73d9feb1eed4f408f13a37c106cd3a8d028b5b4697a8711fe2addea922c68a856faff09da409b9f955dba66af32821c33c05f83856de
SSDEEP

1536:qP8uOWrxQtS26gY5Qmb5DVu3K4hfsLZ8VBJ:RuxrxQtS2Ifb5x0jkLCJ

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4216	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe
4216	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4216 wrote to memory of 324	4216	AcroRd32.exe	85
PID 4216 wrote to memory of 324	4216	AcroRd32.exe	85
PID 4216 wrote to memory of 324	4216	AcroRd32.exe	85
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3960	324	RdrCEF.exe	88
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89
PID 324 wrote to memory of 3840	324	RdrCEF.exe	89

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\test3.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4216
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:324
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=1327AD87D592B56341C12CDB7582F71C --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=1327AD87D592B56341C12CDB7582F71C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3960
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=74A54731E4ABD2D41C39EAE1DDC21890 --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3840
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A00B58507D51C9A726338CF3B46C0929 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:888
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=47A3BB7CC6363562A9A8112F38F63177 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=2 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=47A3BB7CC6363562A9A8112F38F63177 --renderer-client-id=5 --mojo-platform-channel-handle=1996 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3028
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=4764DE19344DA81B376284643321621A --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1624
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=AAB3CCAE7A5D3C35B3CD3D47CD736B57 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4840

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
314212016b70e312020166c401ecea98

SHA1
8c5065bd2ca04d7f1c956f39c3a79e3208ad9166

SHA256
e863010d20e1e7fce5eedc0aa322d3290ef88dedcf99aa48eb6adc928ded341c

SHA512
eadd253ee5598e8f345e942139c5ac8cf7534673fddb1a855b6587d8b6ecf60ec0fd6cdd08088823b7c2da903f43a1f1ce7ebef6754440a5c277c4a4a75ec4f9

Download Submit
memory/4216-161-0x000000000A790000-0x000000000A8DD000-memory.dmp

Filesize
1.3MB

Download
memory/4216-272-0x000000000B7D0000-0x000000000BA7B000-memory.dmp

Filesize
2.7MB

Download